Booster K1 vs Unitree G1
Generated from the registry · revision 2026-09-26 · openness out of 100
Booster K1 is 37 cm shorter (95 vs 132 cm) and 15.5 kg lighter (19.5 vs 35 kg) than Unitree G1. Booster K1 has 1 fewer degrees of freedom (22 vs 23) than Unitree G1. Listed prices: Booster K1 $4,999, Unitree G1 $13,500. Openness score: Booster K1 30, Unitree G1 40 (of 100); only Unitree G1 publishes POL. Availability for both: buy.
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Side by side
■ rows differ| Field | Booster RoboticsBooster K1 | Unitree RoboticsUnitree G1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Booster Robotics | Unitree Robotics | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability | Buy | Buy | |
| Country | China | China | |
| Year (differs) | 2025 | 2024 | |
| Specifications | |||
| Height (differs) | 95cm | 132cm | −37 cm (-28%) |
| Mass (differs) | 19.5kg | 35kg | −15.5 kg (-44%) |
| Degrees of freedom (differs) | 22 | 23 | −1 (-4%) |
| Payload | —unsourced | 2kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime (differs) | 40min | 120min | −80 min (-67%) |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | 4,999USD | 13,500USD | −8,501 USD (-63%) |
| Actuators (differs) | Dual-encoder actuators | Unitree in-house electric joint motors | |
| Compute (differs) | NVIDIA Jetson Orin NX 8GB (117 TOPS) base; up to 200 TOPS tier | 8-core CPU; optional Jetson Orin module (EDU) | |
| Sensors (differs) | RGB-D camera, 9-axis IMU, microphone array | Depth camera, 3D LiDAR, 4-mic array | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 30/ 100 | 40/ 100 | −10 |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) | not public | not public | |
| Software (10) | public | public | |
| Trained policies (10) (differs) | not public | public | |
| Verification level (differs) | L1 | L2 | |
| Sources | 2 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Booster K1, Unitree G1.
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